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    Subject[PATCH 03/44] serial: msm: Use uart_xmit_advance()
    Date
    Take advantage of the new uart_xmit_advance() helper.

    Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
    ---
    drivers/tty/serial/msm_serial.c | 11 +++--------
    1 file changed, 3 insertions(+), 8 deletions(-)

    diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c
    index 7dd19a281579..2b2e0f74b75a 100644
    --- a/drivers/tty/serial/msm_serial.c
    +++ b/drivers/tty/serial/msm_serial.c
    @@ -464,12 +464,9 @@ static void msm_complete_tx_dma(void *args)
    }

    count = dma->count - state.residue;
    - port->icount.tx += count;
    + uart_xmit_advance(port, count);
    dma->count = 0;

    - xmit->tail += count;
    - xmit->tail &= UART_XMIT_SIZE - 1;
    -
    /* Restore "Tx FIFO below watermark" interrupt */
    msm_port->imr |= MSM_UART_IMR_TXLEV;
    msm_write(port, msm_port->imr, MSM_UART_IMR);
    @@ -866,13 +863,11 @@ static void msm_handle_tx_pio(struct uart_port *port, unsigned int tx_count)
    else
    num_chars = 1;

    - for (i = 0; i < num_chars; i++) {
    + for (i = 0; i < num_chars; i++)
    buf[i] = xmit->buf[xmit->tail + i];
    - port->icount.tx++;
    - }

    iowrite32_rep(tf, buf, 1);
    - xmit->tail = (xmit->tail + num_chars) & (UART_XMIT_SIZE - 1);
    + uart_xmit_advance(port, num_chars);
    tf_pointer += num_chars;
    }

    --
    2.30.2
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